<template>
  <div class="container">测试123</div>
</template>
<script setup>
import { ref, watch, computed, onMounted, provide, inject } from 'vue'
const props = defineProps([''])
const emit = defineEmits([''])

// 向外暴露属性和方法
defineExpose({})
</script>
<style scoped lang="scss">
.container {
  width: 100%;
  height: 100%;
}
</style>
 